U) practical AUGUST1996£2.20 U) U) eS zI 0 et W ct 5 0 IL ores N et e Power - Ridden ley.carrying 0 The S 1 Way (A IA 4Ova o Compact Dual Band MobileFT -8000R p "So easy to operate, I didn't 'Advancedperformance, and Features simple to use. I knew Yaesu even need the manual!" Frequency Coverage would be first with RX: 110-550 MHz "High-tech features, too, 750-1300 MHz* like the enhanced TX: 144-146 MHz 430-450 MHz Smart -Search'," 3 Power Output Levels 2m 50/10/5 Watt 70c Frl35/10/5 Watt one-touchliome"channels)that store 110 Memory Channels Continuing Yaesu's leading edge engi- 155 per band,including neering philosophy, the FT -8000R Compact - repeater shift. CTCSS encode tone, and packet "Home" channels) Dual Band Mobile introduces industry -first baud rate. Other essential features include Enhanced Smart Searchrm features and no-nonsense operation for today's a Time Chit Timer and an all -new S -Meter CTCSS Encode demanding Amateur. No puzzling key combina- Squelch that opens based on the S -meter reading. Time -Out Timer (TOT) Other options include a DTMF backlit S -Meter Squelch tions on the FT -8000R; eight clearly marked microphone (another Yaesu first) and for Dual Receive (V+V,U+U,V+U) keys and Yaesu's exclusive Omni -Glow' display a progrannning alternative, the ADMS-2C Crossband Repeat make operation a snap. Want to change bands? (bidirectional or one-way) Personal Computer Programming Kit simplifies PC Programmable w/optional Just push the VHF or UHF Volume control! operation even more. ADMS-2C The FT -8000R is the first mobile to provide The FT -8000R is the most affordable, Intelligent Band Display (160) superwide receiver coverage - from 110 to 550 easiest -to -operate dual band mobile on the Receiver Muting MHz and 750 to 1300 MHz*, receiving public market today? Bring its high-tech performance Auto Power Off (APO) features home with you. Available at your MIL -STD 810 Rating safety, marine, and weather channels. Using Omni-Glowrm Display Yaesu's exclusive Enhanced Smart SearchTm, Yaesu dealer nowt 1200/9600 bps Packet the FT -8000R automatically seeks out and Compatible loads active simplex channels into up to 50 Alternating -Band Memory Selection (ABMS) ESS memory channels in just seconds - ideal DTMF Autodialer (one memory when traveling. per band) Built -to -last, the FT -8000R brings together ...leading the way -v" Accessories the most -requested dual band features and a Consult your local Yaesu dealer. MIL -STD 810 rating for enduring performance. For the latest Yaesu news; hottest products, Dual receive IV+V, U+U or V+U), Crossband visit us on the Internet! http./Novw yaesu.corn Repeat (bidirectional or one-way), up to 50 1. -Q0 e. Watts of VHF power output (35 Watts on UHF) 0 . -8500. .._ 4. 0 a with High/Medium/Low selection on each band, and "plug and play" 1200 or 9600 bps Dual Band Mobile packet are just a few. atachable remote front pan Clearly a standout, the FT -8000R boasts hanumeric Display, Spectra- 110 memory channels (55 per band including ,alyzer , Digital VoltageDisplay, memories in 5 banks, choice microphones, offers high SpKikaknrrt strhiect to change without notice. Specifications gparanteed only ce operating flexibility. amattur hands Same accessmes andlor (Vials are standard in cedain areas. Check with pour IvcatYaesu *aler fur spercdP: YAESU U -K. LTDunit2. Maple Grove Business Centre, Lawrence Rd.. Hounslow, Middlesex. TW4 6DR, U.K.D181-814-2001 9 EDITOR'S KEYLINES Rob C3XFD asks are there enough amateurs for two national radio societies? Wireless TO RECEIVING YOU AUGUST 1996 (ON SALE JULY 111 12 NEWS 1996 VOL. 72 NO 8 ISSUE 1071 NEXT ISSUE (SEPTEMBER! ON SALE AUGUST 8 14 NOVICE NATTER Elaine Richards GaLFM has hints and tips for radio beginners of all ages. EDITORiAL.:& ADVERTISEMENT 46 BOOK REVIEW - OFFICES 16 CLUB SPOTLIGHT ELECTRONIC SERVICE Practical Wireless Is your club under Zoe's 'spotlight this MAN UAL ArroWsmitb Courl month? Station Approach 'Tex' Swann G1TEX looks at a book which he feels CPuld be an 'open learning' experience. B road stone Dorsec-it BH 8PW 18 PRACTICAL WIRELESS 47 2111012021 659910 EQUIPMENT SUBSCRIPTIONS SPECIFICATIONS ar. hinti Just 100k at the benefits of taking out a Ian Poole G3WYX loOks at antenna gain. FAX 02) 6 i9'1 -,t subscription to your favourite magazine! 48 VALVE & VINTAGE PWs Int6 addiess is: 18 RADIO DIARY Ben Nock G4BXD gives the 'wireless shop' a Itpwpub.ciemon.co.uk You can sen military feel this month. all to anyone at PW. just insert theii 19 REVEX W200 SWR & POWER ame at the beginning of the address METER - REVIEW 50 VHF REPORT e.g. [email protected] Leighton Smart GWOL61 tests a piece of David Butler G4ASR reports on the DX on the equipment that he considers essential for 50, 70 and 144MHz bands. E. any amateurs shack RoliMarnion 3Fla Technical Projects Sub -Editor 52 HF FAR & WIDE 20 THE KENWOOD STORY Leighton Smart GWOLBI delves into his NC, ["Tex") Swann G I T LX Produttion/News Richard mciacnian 0300T shares With you postbag to bring you the latest news from his recent trip to the Kenwood factory In the world of h.f. Donna Vincent C7TZ13 Japan. Editorial Assistant 54 BITS & BYTES Zr Crabb 23 NEW LAMP FOR OLD? Mike Richards G4WNC has the latest news Art Editor Steve Hui -4 Richard O. Marris G2820 describes how you from the 'computing in radio' scene. Page Layouts Jon Ta ilrot & Marcus Hall could use a valved receiver as a ORP transmitter. AdVertIsement Manager 56 BROADCAST ROUND -UP Peter Shore travels through the world of Roger Hail G41 N 24 CARRYING ON THE the broadcastbands. PC) Box 948 PRACTICAL WAY London SW6 21.15 Tr 0171-731 6222 George Dobbs G3RJV Is back with a regular 57FOCAL POINT new series, this month he describes a utility Graham Hankins G8EMX has news and Mobile i.05851 8 i1 3( board reports frpni the Amateur Television scene. FAX 0171-384 10; 26 SHACK INTRUDER ALARM 58 BARGAIN BASEMENT Advert Sales and Production (Broadstone Office) Jack McKinney GI3TZB shows you how to Looking for a bargain? - Look no further! protect your shack from things that go Lynn Smith ISalesj, bump in the night. 63 BOOK SERVICE Carol -frevarIon if'rodur, Paul Orchard iAdrnirio,irxioni fol202f 6599)20 - 9.30arr1 - 5-30prn 28 THE HAIRPIN MATCH REVISITED FAX if202) 6s9,y3r1 67COMING NEXT MONTH Roy OuantiCk G3UGL helps you understand Just look at what's on offer in PractiCai an antenna matching method that's not wireless and short wave Magazine next CREDIT CARD ORDERS zi (r)1202j Pigq) widely used. month. 11. ourS service by anonowing Fria. tenei 30 68 ADVERTISERS' INDEX Front Corer Photograph: flu: hatlio0111.1. INVISIBLE POWER Gordon King G4VFV casts his 'technical eyes' 11k1iti42raph 11CUM,114 r F. ano...h.. Chainlx7 Nu kilidly OP itlui hti.ken.o.00Li over the electromagnetic environment that We apologise for the fact that the review of the MFJ- . ; if Ji.).1.%,i pCri x t ip un Pap: 21.1!. although invisible affects us in many ways. 1780 antenna cannot be published due to technical reasons, CapyrigOl.t PW N.41k1SItiliG ttra. 1996 Owe,. all vhdr,Dr.$4 .tieP.6111911sd al Pr...feral I.V.rikrs, otoolel 36 YAESU FT -50R - REVIEW ..39,0.1...KM1. fiftwas or pitic11110153:`,ifid.dwcl kemose,e.,1* ...Jrcruuroara are talon by Palatal Wreiess mei, re telt eve oastro e,.14 Read Clive Hardy G4SLU's comments on the itea von ra Loa rHJJaleis aro ,Mahn. We .51,11F Galuaraet. aJ.. wet 11,-,1.41, legal roweitialday fag a Pe......J..lartforta CNIrkrit ea ko latest radio from Yaesu and you'll see its 5515 Pra,-V- not just 'another hand-held report. froilloolaorrita :aaOrrd IllaSahalf nl cb01 aealrytry PIN Pultarlary$LtO Arrpgmth Coyrl,aletme koomach. UMW!' FIH1 ZPV1 Tai. 101.11215241.11 FNtaedn }Nand Sf Saaltampro 11Weiti (WIC Luoramaarri try Salami, Warylsal 141444. /2 Jt,I nil Raid. tiro tovhs tarydor. 38 THE SPRAT TRANSCEIVER :WEB 1r1B, far Cal da Toloir 281705. .1* Alphas lacAusryAo and New !RAM Oal..Gralkika aj L,C1 :S0,4% NrPta PART 2 e COratil Alriona-d. &ass tgemrr kilAlid M.EUROPf tok. Olf FISEAS thy Attl.571. pre tirrOJ PRALIICAL WM= Sok riprza qarlaatraryni The Rev. George Dobbs G3RJV describes the PW In: ADM Caen 512026 APPid.h. LIORdiltott,s'sal assembly stage of the sprat 3.5MHZ Tel PRArellt.W.V1RaLV.4,oser4iiect ra the NV0.0.13 0..r4askoirs.oante3.01trae altialiOrgoremhooly..earart aaJtIal ol the transceiver. PdOed era Kw, imegark, he We. 11,4 ENte1s.totkermie ahaJpoaocial try newoof Kg* meettraoryaiworaonamondod mike prise ahtwr, un'dm.carre,.a mita ,tratido be rimit-o*. liked dm or Pthey0=6 dweadolwa cris5leid4o*Orn win imuithermulsod coy, 42 UP THE POLE vy#9141,..41..4. ifilood It or eB IthAllfiirirptiljurpOt ra. !advertising. Jack Frizzell GOLEO shares his design for the lar Jra.-Ilara+ mat, Vet labarrara. PlactireW,Aio II hiA*011 $r., SOP. Per 14,1'W iO4.:ti.a..Arv.tweete; PW Trolley Mast antenna. r4114111,==:ramei=t172.1g 7 Ra4..ttOore H.A9.A10.101*Itt310..witi.., Patulle (moat sr,,ankuk.ia. S.d.$SA aaren- 44 ANTENNA WORKSHOP ci,m.v. Fierymanair,ast.td,atritsi.vo.-A. rriasiaww. rosPillt OVA/MA &A latIgt, David sutler G4ASR has the answers to two rAllsc911, riSPSIIkAnn Sto.rog 5r6.^I questions which are often asked about "roOa,..1 .NINFr,is. 557070 v.h.f./u.h.f.